#288778#288778

#288778 is a mid, moderate teal. Relative luminance 0.191; OKLCH L 56.5% C 0.090 H 180.2°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#288778
RGB	rgb(40, 135, 120)
HSL	hsl(171, 54%, 34%)
HSV	hsv(171, 70%, 53%)
CMYK	cmyk(70.4%, 0%, 11.1%, 47.1%)
CIE-LAB	lab(50.84, -30.98, 0.10)
CIE-LCH	lch(50.84, 30.98, 179.81°)
OKLab	oklab(56.5% -0.0897 -0.0002)
OKLCH	oklch(56.5% 0.09 180.2)
XYZ	xyz(12.9276, 19.1337, 20.7775)
Luminance	0.1913 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288778 #872837

analogous

#288749 #288778 #286787

triadic

#288778 #782887 #877828

tetradic

#288778 #492887 #872837 #678728

square

#288778 #492887 #872837 #678728

split-complementary

#288778 #872867 #874928

monochromatic

#0C2924 #1A584E #288778 #36B6A2 #5BCEBC

Accessibility & contrast

On white

4.35

#288778 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#288778 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288778

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288778	#FFFFFF	#000000	##000000
##288778	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#817F77

Deuteranopia (green-blind)

#747579

Tritanopia (blue-blind)

#008982

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #288778;
/* rgb */ color: rgb(40, 135, 120);
/* oklch */ color: oklch(56.5% 0.090 180.2);

Tailwind

colors: {
  custom: {
    50: '#70aa9e',
    500: '#288778',
    950: '#000000',
  },
}

SCSS

$custom: #288778;
$custom-light: #70aa9e;
$custom-dark: #000000;

JSON

{
  "hex": "#288778",
  "rgb": {
    "r": 40,
    "g": 135,
    "b": 120
  },
  "hsl": {
    "h": 170.526,
    "s": 54.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.56499,
    "c": 0.08972,
    "h": 180.2
  },
  "luminance": 0.19135
}

Semantic roles & 50–950 ramp

primary

#288778

secondary

#B45766

accent

#4A61DE

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#08100E

muted

#7B7F7E

Preview Lab

Preview with #288778

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →